What is the scope of a variable declared within a function?

What is an anonymous function?

A). A function without a name

B). A function without parameters

C). A function without return value

D). A function without a body

What happens if a function does not have a return statement?

A). It returns undefined

B). It throws an error

C). It returns null

D). It returns 0

What is the correct syntax for invoking a function named myFunction?

A). call myFunction()

B). myFunction()

C). myFunction(call)

D). invoke myFunction()

How can you pass a function as an argument to another function?

A). function anotherFunction(function) { }

B). anotherFunction(function() { });

C). anotherFunction(myFunction);

D). function anotherFunction(myFunction()) { }

Which of the following is a valid way to return multiple values from a function?

A). return a, b;

B). return [a, b];

C). return {a, b};

D). return (a, b);

What will be the output of the following code: function test() { return 'Hello'; } console.log(test());?

A). test

B). Hello

C). undefined

D). error

How do you immediately invoke a function expression (IIFE)?

A). (function() { })();

B). function() { }();

C). (function() { }());

D). function() { }()

How can you store the result of a function in a variable?

A). var result = myFunction;

B). var result = myFunction();

C). var result = myFunction;()

D). var result: myFunction()

What is the purpose of the return statement in a function?

A). To stop the execution of the function

B). To return a value to the caller

C). Both A and B

D). Neither A nor B

How do you handle the returned value of a function that returns an object?

A). var obj = myFunction(); obj.key;

B). var obj = myFunction().key;

C). var obj = myFunction.key();

D). var obj.key = myFunction();